Mercurial > dive4elements > gnv-client

annotate gnv-artifacts/src/main/java/de/intevation/gnv/transition/profile/verticalcrosssection/VerticalCrossSectionOutputTransition.java @ 197:bab92ad1165d

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Added the required Classes an Configuration for providing VerticalCrossSections gnv-artifacts/trunk@250 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Tim Englich <tim.englich@intevation.de>
date Tue, 20 Oct 2009 13:32:05 +0000
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children 6a3a02e004d9
rev   line source
197
bab92ad1165d Added the required Classes an Configuration for providing VerticalCrossSections
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1 /**
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2 *
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3 */
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4 package de.intevation.gnv.transition.profile.verticalcrosssection;
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5
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6 import java.io.IOException;
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7 import java.io.OutputStream;
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8 import java.io.OutputStreamWriter;
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9 import java.io.UnsupportedEncodingException;
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10 import java.util.Collection;
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11 import java.util.Iterator;
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12
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13 import org.apache.log4j.Logger;
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14
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15 import au.com.bytecode.opencsv.CSVWriter;
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16
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17 import com.vividsolutions.jts.geom.Point;
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18 import com.vividsolutions.jts.io.ParseException;
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19 import com.vividsolutions.jts.io.WKTReader;
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20
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21 import de.intevation.gnv.chart.ChartLabels;
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22 import de.intevation.gnv.chart.ChartStyle;
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23 import de.intevation.gnv.chart.VerticalCrossSectionChartFactory;
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24 import de.intevation.gnv.chart.exception.TechnicalChartException;
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25 import de.intevation.gnv.geobackend.base.Result;
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26 import de.intevation.gnv.statistics.Statistics;
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27 import de.intevation.gnv.statistics.VerticalProfileStatistics;
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28 import de.intevation.gnv.transition.describedata.KeyValueDescibeData;
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29 import de.intevation.gnv.transition.exception.TransitionException;
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30 import de.intevation.gnv.transition.timeseries.TimeSeriesOutputTransition;
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31
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32 /**
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33 * @author Tim Englich <tim.englich@intevation.de>
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34 *
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35 */
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36 public class VerticalCrossSectionOutputTransition extends TimeSeriesOutputTransition {
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37
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38 private static Logger log = Logger
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39 .getLogger(VerticalCrossSectionOutputTransition.class);
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40
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41 /**
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42 * The UID of this Class
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43 */
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44 private static final long serialVersionUID = 3233620652465061860L;
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45
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46 /**
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47 * Constructor
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48 */
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49 public VerticalCrossSectionOutputTransition() {
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50 super();
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51 super.domainLable = "Depth [m]";
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52 }
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53
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54 /**
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55 * @see de.intevation.gnv.transition.timeseries.TimeSeriesOutputTransition#createChart(java.io.OutputStream,
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56 * java.util.Collection, java.util.Collection, java.lang.String,
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57 * de.intevation.gnv.chart.ChartStyle,
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58 * de.intevation.gnv.chart.ChartLabels)
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59 */
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60 @Override
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61 protected void createChart(OutputStream outputStream,
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62 Collection<KeyValueDescibeData> parameters,
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63 Collection<KeyValueDescibeData> measurements,
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64 Collection<KeyValueDescibeData> dates,
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65 ChartStyle chartStyle, ChartLabels chartLables,
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66 String uuid) throws IOException,
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67 TechnicalChartException {
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68 new VerticalCrossSectionChartFactory().createProfileChart(chartLables,
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69 chartStyle, parameters, measurements, dates, outputStream, this
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70 .getChartResult(uuid));
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71 }
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72
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73 /**
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74 * @see de.intevation.gnv.transition.timeseries.TimeSeriesOutputTransition#getStatisticsGenerator()
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75 */
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76 @Override
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77 protected Statistics getStatisticsGenerator() {
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78 return new VerticalProfileStatistics();
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79 }
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80
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81 /**
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82 * @see de.intevation.gnv.transition.timeseries.TimeSeriesOutputTransition#createCSV(java.io.OutputStream, java.util.Collection)
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83 */
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84 @Override
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85 protected void createCSV(OutputStream outputStream,
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86 Collection<Result> chartResult)
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87 throws UnsupportedEncodingException,
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88 IOException,
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89 TransitionException {
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90 if (chartResult != null) {
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91 try {
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92 CSVWriter writer = new CSVWriter(new OutputStreamWriter(
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93 outputStream, "ISO-8859-1"), ',');
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94 // USE THIS ENCODING BECAUSE OF
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95 // PROBLEMS WITH EXCEL AND UTF-8
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96 Iterator<Result> it = chartResult.iterator();
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97 WKTReader wktReader = new WKTReader();
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98 while (it.hasNext()) {
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99 Result result = it.next();
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100 int i = 0;
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101 String[] entries = new String[8];
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102 Point p = (Point)wktReader.read(result.getString("SHAPE"));
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103 entries[i++] = ""+p.getX();
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104 entries[i++] = ""+p.getY();
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105 entries[i++] = result.getString("YORDINATE");
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106 entries[i++] = result.getString("GROUP1");
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107 entries[i++] = result.getString("GROUP2");
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108 entries[i++] = result.getString("IPOSITION");
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109 entries[i++] = result.getString("JPOSITION");
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110 entries[i++] = result.getString("KPOSITION");
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111 writer.writeNext(entries);
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112 }
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113 writer.close();
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114 } catch (ParseException e) {
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115 log.error(e,e);
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116 throw new TransitionException(
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117 "Exception occured while parsing an Point from WKT.");
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118 }
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119 } else {
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120 log.error("No Data given for generating an CSV-File.");
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121 throw new TransitionException(
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122 "No Data given for generating an CSV-File.");
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123 }
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124 }
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125
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126 }
http://dive4elements.wald.intevation.org